LLVM-PROFGEN(1) LLVM LLVM-PROFGEN(1)
NAME
llvm-profgen - LLVM SPGO profile generation tool
SYNOPSIS
llvm-profgen [commands] [options]
DESCRIPTION
The llvm-profgen utility generates a profile data file from given perf
script data files for sample-based profile guided optimization(SPGO).
COMMANDS
At least one of the following commands are required:
--perfscript=<string[,string,...]>
Path of perf-script trace created by Linux perf tool with script
command(the raw perf.data should be profiled with -b).
--binary=<string[,string,...]>
Path of the input profiled binary files.
--output=<string>
Path of the output profile file.
OPTIONS
llvm-profgen supports the following options:
--format=[text|binary|extbinary|compbinary|gcc]
Specify the format of the generated profile. Supported <format>
are text, binary, extbinary, compbinary, gcc, see llvm-profdata
for more descriptions of the format.
--show-mmap-events
Print mmap events.
--show-disassembly
Print disassembled code.
--x86-asm-syntax=[att|intel]
Specify whether to print assembly code in AT&T syntax (the de-
fault) or Intel syntax.
AUTHOR
Maintained by the LLVM Team (https://llvm.org/).
COPYRIGHT
2003-2023, LLVM Project
15 2023-10-16 LLVM-PROFGEN(1)
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